GHSA-JPR7-Q523-HX25

Vulnerability from github – Published: 2023-11-27 18:31 – Updated: 2023-12-05 00:26
VLAI?
Summary
phpseclib vulnerable to denial of service
Details

In Math/BinaryField.php in phpseclib 3 before 3.0.34, excessively large degrees in binary fields can lead to a denial of service.

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "phpseclib/phpseclib"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.0.0"
            },
            {
              "fixed": "3.0.34"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-49316"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400",
      "CWE-834"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-11-28T17:43:31Z",
    "nvd_published_at": "2023-11-27T18:15:07Z",
    "severity": "HIGH"
  },
  "details": "In Math/BinaryField.php in phpseclib 3 before 3.0.34, excessively large degrees in binary fields can lead to a denial of service.",
  "id": "GHSA-jpr7-q523-hx25",
  "modified": "2023-12-05T00:26:10Z",
  "published": "2023-11-27T18:31:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-49316"
    },
    {
      "type": "WEB",
      "url": "https://github.com/phpseclib/phpseclib/commit/964d78101a70305df33f442f5490f0adb3b7e77f"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/phpseclib/phpseclib/CVE-2023-49316.yaml"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-jpr7-q523-hx25"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/phpseclib/phpseclib"
    },
    {
      "type": "WEB",
      "url": "https://github.com/phpseclib/phpseclib/releases/tag/3.0.34"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "phpseclib vulnerable to denial of service"
}


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